{"id":2908,"date":"2022-10-08T09:25:45","date_gmt":"2022-10-08T13:25:45","guid":{"rendered":"https:\/\/josmfs.net\/?p=2908"},"modified":"2024-04-06T10:11:35","modified_gmt":"2024-04-06T14:11:35","slug":"falling-sound-problem","status":"publish","type":"post","link":"https:\/\/josmfs.net\/wordpress\/2022\/10\/08\/falling-sound-problem\/","title":{"rendered":"Falling Sound Problem"},"content":{"rendered":"<p><img loading=\"lazy\" decoding=\"async\" class=\"alignleft  wp-image-2906\" src=\"https:\/\/josmfs.net\/wordpress\/wp-content\/uploads\/2022\/10\/Falling-Sound-Fig2.jpg\" alt=\"\" width=\"200\" height=\"244\" srcset=\"https:\/\/josmfs.net\/wordpress\/wp-content\/uploads\/2022\/10\/Falling-Sound-Fig2.jpg 400w, https:\/\/josmfs.net\/wordpress\/wp-content\/uploads\/2022\/10\/Falling-Sound-Fig2-246x300.jpg 246w\" sizes=\"auto, (max-width: 200px) 100vw, 200px\" \/>This math problem from Colin Hughes\u2019s <em>Maths Challenge<\/em> website (mathschallenge.net) hearkens back to basic physics.<\/p>\n<p>\u201cA boy drops a stone down a well and hears the splash from the bottom after three seconds.\u00a0 Given that sound travels at a constant speed of 300 m\/s and the acceleration of the stone due to gravity is 10 m\/s<sup>2<\/sup>, how deep is the well?\u201d<\/p>\n<p><a href=\"https:\/\/josmfs.net\/wordpress\/wp-content\/uploads\/2024\/04\/Falling-Sound-Answer.jpg\">Answer<\/a>.<\/p>\n<p>See the <a href=\"https:\/\/josmfs.net\/wordpress\/wp-content\/uploads\/2022\/10\/Falling-Sound-220617.pdf\">Falling Sound Problem<\/a> for solutions.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>This math problem from Colin Hughes\u2019s Maths Challenge website (mathschallenge.net) hearkens back to basic physics. \u201cA boy drops a stone down a well and hears the splash from the bottom after three seconds.\u00a0 Given that sound travels at a constant speed of 300 m\/s and the acceleration of the stone due to gravity is 10 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[133,151],"class_list":["post-2908","post","type-post","status-publish","format-standard","hentry","category-puzzles-and-problems","tag-algebra","tag-colin-hughes"],"_links":{"self":[{"href":"https:\/\/josmfs.net\/wordpress\/wp-json\/wp\/v2\/posts\/2908","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/josmfs.net\/wordpress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/josmfs.net\/wordpress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/josmfs.net\/wordpress\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/josmfs.net\/wordpress\/wp-json\/wp\/v2\/comments?post=2908"}],"version-history":[{"count":2,"href":"https:\/\/josmfs.net\/wordpress\/wp-json\/wp\/v2\/posts\/2908\/revisions"}],"predecessor-version":[{"id":3595,"href":"https:\/\/josmfs.net\/wordpress\/wp-json\/wp\/v2\/posts\/2908\/revisions\/3595"}],"wp:attachment":[{"href":"https:\/\/josmfs.net\/wordpress\/wp-json\/wp\/v2\/media?parent=2908"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/josmfs.net\/wordpress\/wp-json\/wp\/v2\/categories?post=2908"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/josmfs.net\/wordpress\/wp-json\/wp\/v2\/tags?post=2908"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}